blob: b81de5a171f3bfa9d74ebedecc4b94e95a04e0e2 [file] [log] [blame]
#include "args.hpp"
#include <fmt/format.h>
#include <getopt.h>
#include <stdexcept>
namespace kcsbridge
{
Args::Args(int argc, char* argv[])
{
static const char opts[] = ":c:";
static const struct option longopts[] = {
{"channel", required_argument, nullptr, 'c'},
{nullptr, 0, nullptr, 0},
};
int c;
optind = 0;
while ((c = getopt_long(argc, argv, opts, longopts, nullptr)) > 0)
{
switch (c)
{
case 'c':
channel = optarg;
break;
case ':':
throw std::runtime_error(
fmt::format("Missing argument for `{}`", argv[optind - 1]));
break;
default:
throw std::runtime_error(fmt::format(
"Invalid command line argument `{}`", argv[optind - 1]));
}
}
if (optind != argc)
{
throw std::invalid_argument("Requires no additional arguments");
}
if (channel == nullptr)
{
throw std::invalid_argument("Missing KCS channel");
}
}
} // namespace kcsbridge